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71483142 = 2311913857
BaseRepresentation
bin1000100001010…
…11111100000110
311222111201102210
410100223330012
5121244430032
611032044250
71525411443
oct420537406
9158451383
1071483142
1137394385
121bb33686
1311a6a923
1496ca9ca
1564202cc
hex442bf06

71483142 has 8 divisors (see below), whose sum is σ = 142966296. Its totient is φ = 23827712.

The previous prime is 71483141. The next prime is 71483143. The reversal of 71483142 is 24138417.

It is an interprime number because it is at equal distance from previous prime (71483141) and next prime (71483143).

It is a sphenic number, since it is the product of 3 distinct primes.

71483142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71483141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5956923 + ... + 5956934.

It is an arithmetic number, because the mean of its divisors is an integer number (17870787).

Almost surely, 271483142 is an apocalyptic number.

71483142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71483142 is a wasteful number, since it uses less digits than its factorization.

71483142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11913862.

The product of its digits is 5376, while the sum is 30.

The square root of 71483142 is about 8454.7703694423. The cubic root of 71483142 is about 415.0189027051.

The spelling of 71483142 in words is "seventy-one million, four hundred eighty-three thousand, one hundred forty-two".

Divisors: 1 2 3 6 11913857 23827714 35741571 71483142